1340525212 has 12 divisors (see below), whose sum is σ = 2526374536. Its totient is φ = 618703920.

The previous prime is 1340525177. The next prime is 1340525231. The reversal of 1340525212 is 2125250431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12889614 + ... + 12889717.

Almost surely, 2^1340525212 is an apocalyptic number.

It is an amenable number.

1340525212 is a deficient number, since it is larger than the sum of its proper divisors (1185849324).

1340525212 is a wasteful number, since it uses less digits than its factorization.

1340525212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25779348 (or 25779346 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1340525212 is about 36613.1835818739. The cubic root of 1340525212 is about 1102.6177905593.

Adding to 1340525212 its reverse (2125250431), we get a palindrome (3465775643).

The spelling of 1340525212 in words is "one billion, three hundred forty million, five hundred twenty-five thousand, two hundred twelve".